Home / 4,228.42-6,343.86-1,761.97

Finding the Fourth Proportional to 4,228.42, 6,343.86 and 1,761.97

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Solution

The fourth proportional to 4,228.42, 6,343.86 and 1,761.97 is: 2,643.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.42 : 6,343.86 = 1,761.97 : x
  2. Step 2: Convert to fraction form
    4,228.42/6,343.86 = 1,761.97/x
  3. Step 3: Cross multiply
    4,228.42x = 6,343.86 × 1,761.97
  4. Step 4: Simplify right side
    4,228.42x = 11,177,691.00
  5. Step 5: Solve for x
    x = 11,177,691.00/4,228.42
  6. Step 6: Final answer
    x = 2,643.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.